نتایج جستجو برای: euphorbia macroclada

تعداد نتایج: 2247  

2006
NAJIA A. AL-ZANBAGI Najia A. Al-Zanbagi

The mortality caused to the snail Bulinus wrighti (The snail vector of urinary schistosomiasis) by different extracts of two species of plants belonging to the family Euphorbiaceae has been investigated. It was found that very low concentrations of fresh leaf extracts were effective in killing the snail. The LC50 of methanol and acetone extracts for Euphorbia schimperiana and Euphorbia heliosco...

2011
R. R. Mehta

KUMBHAR B. A. AND DABGAR Y. B. Dept. of Biotechnology, Sheth M.N. Science College, Patan (Gujarat) India R.R. Mehta College of Science and C.L. Parikh College of Commerce, Palanpur (Gujarat) India Abstract This study investigated the allelopathic effects of various weed (Euphorbia thiamifolia L.) plant parts on pigeon pea germination and seedling growth. Aqueous extracts of Euphorbia thiamifoli...

2015
J. Benrit Vimal Sam Manohar Das

The use of plant extract as poisons for hunting and fishing is common among fishermen of various countries. Fish poisons from plants are also known as piscicides or inchthyotoxins. Several plant species are known to possess bioactive compounds that are toxic to fish. The piscicidal activity of methanolic latex extracts of Euphorbia antiquorum plant belonging to Family: Euphorbiaceae against Poe...

2014
Andréa Michel Sobottka Fabiana Tonial Sonja Sytwala Matthias Melzig

In the family of Euphorbiaceae, the genera Euphorbia and Sapium are known to contain essentially latex-bearing species. In the present study, the latex of Euphorbia selloi (Klotzsch & Garcke) Boiss., Euphorbia papillosa A.St.-Hil., and Sapium glandulosum (L.) Morong, plants native from Brazil, were examined concerning proteolytic activity. All studied species have proteins with significant prot...

2006
Vincenzo Tortorella Francesca Cateni Gioacchino Falsone Jelena Zilic Paolo Bonivento Marina Zacchigna Dušan Žigon Silvio Sosa Gianmario Altinier

Two new glyceroglycolipids as well as three known ones were isolated from the glyceroglycolipids molecular species obtained from two less polar fractions of the MeOH extract of the plant Euphorbia nicaeensis All. using normal and reversed phase column flash chromatography. The structures of the isolated glyceroglycolipids were determined on the basis of chemical and spectroscopic evidences. Two...

Journal: :Journal of natural products 2011
Jing Xu Yuanqiang Guo Chunfeng Xie Yushan Li Jie Gao Tiejun Zhang Wenbin Hou Lingzhi Fang Liping Gui

Ten myrsinol diterpenes, euphorbiaproliferins A-J (1-10), along with nine known analogues (11-19) were isolated from the roots of Euphorbia prolifera. Their structures were elucidated by spectroscopic data analysis (IR, ESIMS, HRESIMS, 1D and 2D NMR), and the structure of 1 was confirmed by X-ray crystallography. The diterpenes showed neuroprotective effects against MPP+-induced neuronal cell d...

Journal: :Plant viruses 2008
Pamela D McLaughlin Wayne A McLaughlin Douglas P Maxwell Marcia E Roye

Plants including pepper, red kidney bean, squash, string bean and tomato, as well as weeds with viral symptoms were collected from five districts in Belize over a three year period with the aim of determining the diversity of the begomoviruses present. Sixty five percent of the samples screened via DNA hybridization produced signals indicative of begomovirus infection. Subsequent PCR amplificat...

Journal: :iran agricultural research 2013
hamid kheyrodin khosro ghazvinian

euphorbia is a genus of flowering plants belonging to the family euphorbiaceae. consisting of 2008 species. the genus euphorbia produces an irritant, which constitute a health hazard to humans and livestock. the genus euphorbia is one of the largest and most complex genera of flowering plants, however, several botanists have made unsuccessful attempts to subdivide it to smaller genera.  many eu...

Journal: :iranian journal of pharmaceutical sciences 0
suleiman afsharypuor faculty of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, i.r. iran abdul majid ayatollahi school of pharmacy, shaheed beheshti university of medical sciences, tehran, i.r. iran muhammad iqbal choudhary international institute for chemical sciences, hej research institute of chemistry, university of karachi, karachi, pakistan mustafa ghanadian faculty of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, i.r. iran

the volatile constituents of aerial parts of euphorbia aellenii rech.f. and e. microsciadea boiss. were analyzed by gas chromatography (gc) and gc-mass spectrometry (ms) methods. the main volatile constituents of e. aellenii were phytol isomer (47.3%), camphene (31.9%) and caryophyllene oxide (20.6%), while the major volatile components of e. microsciadea were trans-anethole (74.5%), limonene (...

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